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Associate
October 13, 2025
Question

how to debug sr5e1e7 using swd

  • October 13, 2025
  • 3 replies
  • 507 views

The chip we are using is SR5E1E7. Now we want to know how to perform SWD debugging. We have tried various tools, but none of them worked.

3 replies

AScha.3
Super User
October 13, 2025

You have the debug probe ?

https://www.st.com/en/development-tools/stellarlink.html#overview

StellarLINK is the STMicroelectronics programmer for automotive MCUs .

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leizhangAuthor
Associate
October 13, 2025
Yes,I have brought StellarLINK
Visitor II
October 16, 2025

Hi,

Do you have a pull-up at the JCOMP pin? Reasonable is ~10kOhm. Be aware that there is a weak internal pull-down.

leizhangAuthor
Associate
October 20, 2025

We have already tried, but the SWD still hasn't succeeded.Does Stellar only support JTAG?

Erwan YVIN
ST Employee
November 4, 2025

Yes , Stellar is supporting JTAG ..i advice to use StellarStudio with Trace32 eclipse plugins with SDKs Associated